CN215762836U - Compression-resistant and wear-resistant bearing ring - Google Patents

Abstract

The utility model discloses a compression-resistant and wear-resistant bearing ring, relates to bearing fittings, and aims to solve the problems that an outer ring is easy to separate from an inner ring when the inner ring loses an acting force for extruding the outer ring provided by the outside, and particularly, the operation of people is inconvenient when a centripetal thrust bearing is assembled on a workpiece, and the key points of the technical scheme are as follows: the dustproof check ring comprises an outer ring and an inner ring, wherein a channel in a circular truncated cone shape is formed in the inner peripheral wall of the outer ring, the outer peripheral wall of the inner ring and the inner peripheral wall of the outer ring form a parallel curved surface, and one side of the outer ring is detachably connected with a dustproof check ring used for limiting the inner ring to be separated from the channel. One side of the outer ring is detachably connected with the dustproof check ring, the inner ring is limited so as to achieve the purpose of limiting the outer ring to be separated from the channel, the integrity of the radial thrust bearing is improved, the connection between the outer ring and the inner ring is maintained when the acting force along the radial direction of the bearing is cancelled, and the high-carbon chromium bearing steel material is adopted, so that the high-carbon chromium bearing has good hardness, and the bearing has good wear resistance and deformation resistance.

Description

Compression-resistant and wear-resistant bearing ring

Technical Field

The utility model relates to a bearing fitting, in particular to a compression-resistant and wear-resistant bearing ring.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision. The method is divided into the following steps according to the load direction and the nominal contact angle which can be borne by the shaft: the radial contact bearing is a radial bearing with a nominal contact angle of 0, the radial angular contact bearing is a radial bearing with a nominal contact angle of more than 0 to 45, and the axial contact bearing is a thrust bearing with a nominal contact angle of 90.

The bearing on the market comprises an outer ring, a rolling body, a retainer and an inner ring, wherein an inclined groove for accommodating the rolling body is formed between the outer ring and the inner ring of the centripetal thrust bearing, so that a roller shaft of the inner ring can extrude the outer ring along the radial direction of the centripetal thrust bearing, the bearing capacity of the radial direction of the bearing is improved, the outer ring and the inner ring can rotate mutually, but when the inner ring loses an acting force for extruding the outer ring provided by the outside, the outer ring is easy to separate from the inner ring, and particularly when the centripetal thrust bearing is assembled on a workpiece, inconvenience is brought to the operation of people.

Therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a compression-resistant and wear-resistant bearing ring.

The technical purpose of the utility model is realized by the following technical scheme: the utility model provides a resistance to compression wear bearing ring, includes outer lane and inner circle, set up the passageway that is the round platform form on the internal perisporium of outer lane, the periphery wall of inner circle constitutes parallel curved surface with the internal perisporium of outer lane, one side of outer lane can be dismantled and be connected with the dustproof retaining ring that is used for restricting the inner circle and breaks away from the passageway.

Through adopting above-mentioned technical scheme, the outer lane is the passageway of round platform form and can holds to the inner circle, the realization is established the internal perisporium of one-way extrusion outer lane behind rolling element and the holder at inner circle overcoat, realize the outer lane, the equipment of inner circle and rolling element, make things convenient for people's assembly, and connect dustproof retaining ring can be dismantled to one side of outer lane, thereby carry out spacing purpose that reaches the restriction outer lane and break away from the passageway to the inner circle, improve centripetal thrust bearing's wholeness, when the effort of bearing radial direction is followed in the cancellation, maintain being connected of outer lane and inner circle.

The utility model is further configured to: one side of outer lane is seted up and is annular caulking groove, the outer edge of dustproof retaining ring inlays to the caulking groove in, the bayonet lock with dustproof retaining ring joint can be dismantled to be connected with on the outer lane.

Through adopting above-mentioned technical scheme, through the setting of caulking groove, can hold dustproof retaining ring to through the setting of bayonet lock, can strengthen dustproof retaining ring outer edge and the joint strength of outer lane, thereby improve the check of dustproof retaining ring to the inner circle and keep off limiting displacement.

The utility model is further configured to: the inner ring is provided with a dustproof groove which is coaxial with the caulking groove, a gap is formed between the inner edge of the dustproof check ring and the dustproof groove, and a plurality of positioning grooves for accommodating the bayonet locks are distributed on the outer ring in an annular array manner.

Through adopting above-mentioned technical scheme, seting up of dust groove and holding the interior edge of dustproof retaining ring, the area that increase inner circle and dustproof retaining ring overlap, improve the dustproof ability of bearing unilateral, and leave the clearance between the lateral wall in dustproof retaining ring and dust groove, when the roller is connected with the inner circle and extrudees the inner wall of outer lane, keep contactless between dustproof retaining ring and the inner circle, thereby under the effect of improvement bearing dustproof ability, reduce the frictional force between dustproof retaining ring and the inner circle, improve centripetal thrust bearing pivoted smoothness degree and low noise performance.

The utility model is further configured to: offer the channel that is used for holding the rolling element on the periphery wall of inner circle, be equipped with the arc portion that is located the channel opening part on the periphery wall of outer lane.

Through adopting above-mentioned technical scheme, seting up of channel can hold the rolling element, when the inner wall of the perisporium laminating outer lane of rolling element and the outer wall of inner circle, improves inner circle and rolling element pivoted smoothness nature to the setting of arc portion is convenient for the installation of rolling element.

The utility model is further configured to: and an oil storage tank which is positioned at the edge of the channel and communicated with the channel is arranged on the inner ring, and the section of the oil storage tank is semicircular.

Through adopting above-mentioned technical scheme, the oil storage tank is located the interior border of channel, realizes that outer lane and inner circle overlap each other and establish and lubricating oil pour into to the channel of inner circle in, can flow to channel and oil storage tank along the periphery wall of inner circle slope in, keeps the lubrication of rolling element, plays the characteristics of making an uproar, increase of service life of falling.

The utility model is further configured to: the outer ring and the inner ring are both made of high-carbon chromium bearing steel materials and are of an integral structure, and the thickness of the outer ring is larger than that of the inner ring.

By adopting the technical scheme, the outer ring and the inner ring are integrally processed by high-carbon chromium bearing steel materials, and the high-carbon chromium bearing has good hardness, so that the bearing has good wear resistance and deformation resistance.

In conclusion, the utility model has the following beneficial effects:

the outer lane is the passageway of round platform form and can holds to the inner circle, the realization is established the internal perisporium of rolling element and holder back one-way extrusion outer lane including the outer lane overcoat, realize the outer lane, the equipment of inner circle and rolling element, make things convenient for people's assembly, and one side of outer lane can be dismantled and connect dustproof retaining ring, thereby carry out spacing purpose that reaches the restriction outer lane and break away from the passageway to the inner circle, improve radial thrust bearing's wholeness, when the effort of bearing radial direction is followed in the cancellation, maintain being connected of outer lane and inner circle.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is an enlarged schematic view of a portion B of fig. 2.

In the figure: 1. an outer ring; 2. an inner ring; 3. a dust-proof retainer ring; 4. caulking grooves; 5. a bayonet lock; 6. a dust-proof groove; 7. a gap; 8. a channel; 9. an arc-shaped portion; 10. and an oil storage tank.

Detailed Description

The utility model is described in detail below with reference to the figures and examples.

The utility model provides a resistance to compression wear bearing ring, as shown in fig. 1 and fig. 2, include outer lane 1 and the inner circle 2 that is formed by high-carbon chromium bearing steel material integrated into one piece, and the thickness of outer lane 1 is greater than the thickness of inner circle 2, set up the passageway that is the round platform form on the internal perisporium of outer lane 1, inner circle 2 is hollow round platform form, the realization is to holding of inner circle 2, the periphery wall of inner circle 2 constitutes parallel curved surface with the internal perisporium of outer lane 1, one side of outer lane 1 can be dismantled and be connected with the dustproof retaining ring 3 that is used for restricting inner circle 2 to break away from the passageway.

As shown in fig. 2 and 3, one side of outer lane 1 has been seted up and has been annular caulking groove 4, and the maximum diameter of caulking groove 4 equals the maximum diameter of dustproof retaining ring 3, realize that the outer edge of dustproof retaining ring 3 inlays to the caulking groove 4 in, inner circle 2 is last to set up the dust groove 6 with the coaxial setting of caulking groove 4, and the minimum diameter of dust groove 6 is less than the minimum internal diameter of dustproof retaining ring 3, it is formed with gapped 7 between interior edge and the dust groove 6 to realize dustproof retaining ring 3, can dismantle the bayonet lock 5 that is connected with dustproof retaining ring 3 joint on the outer lane 1, it is concrete, annular array distributes on the outer lane 1 has a plurality of constant head tanks that hold bayonet lock 5, and set up on the dustproof retaining ring 3 with the constant head tank intercommunication and with the logical groove of bayonet lock 5 joint.

As shown in fig. 2 and 4, a channel 8 for accommodating the rolling element is formed in the outer peripheral wall of the inner ring 2, an arc-shaped portion 9 located at an opening of the channel 8 is formed in the outer peripheral wall of the outer ring 1, an oil storage tank 10 located at an edge of the channel 8 and communicated with the channel 8 is formed in the inner ring 2, and a cross section of the oil storage tank 10 is semicircular.

The working process is as follows: when assembling the radial thrust bearing, firstly, a plurality of rolling bodies are placed in a channel 8 on the outer peripheral wall of an inner ring 2, the rolling bodies are limited by the channel 8, the connection strength and the stability of the inner ring 2 and the rolling bodies are improved, then the inner ring 2 with the rolling bodies is moved into an outer ring 1 from one side with a larger opening of a channel, the outer ring 1 and the inner ring 2 are sleeved with each other, the rolling bodies are contacted with the outer ring 1 and the inner ring 2, then a dustproof check ring 3 is embedded into an embedded groove 4 of the outer ring 1, the through groove is communicated with a positioning groove, a bayonet 5 penetrates through the through groove into the positioning groove, the dustproof check ring 3 is clamped with the outer ring 1, meanwhile, the groove depth of the dustproof groove 6 is larger than that of the embedded groove 4, the minimum diameter of the dustproof groove 6 is smaller than the inner diameter of the dustproof check ring 3, the connection of the dustproof check ring 3 and the outer ring 1 is realized, a gap 7 is kept between the dustproof check ring 3 and the inner ring 2, when a roll shaft is connected with the inner ring 2 and applies an acting force for extruding the outer ring 1 along the axial direction, when the inner ring 2 extrudes the rolling body to abut against the outer ring 1, the normal use of the radial thrust bearing is kept, and when the roller shaft is connected with the inner ring 2 and extrudes the inner wall of the outer ring 1, the dustproof check ring 3 is kept not to be in contact with the inner ring 2, so that under the action of improving the dustproof capacity of the bearing, the friction force between the dustproof check ring 3 and the inner ring 2 is reduced, and the rotating fluency and low noise performance of the radial thrust bearing are improved.

Moreover, the oil storage tank 10 is located at the inner edge of the channel 8, so that when the outer ring 1 and the inner ring 2 are sleeved with each other and lubricating oil is injected into the channel 8 of the inner ring 2, the lubricating oil can flow into the channel 8 and the oil storage tank 10 along the inclined peripheral wall of the inner ring 2, the lubrication of the rolling element is maintained, and the characteristics of noise reduction and service life prolonging are achieved.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims (6)

1. The utility model provides a resistance to compression wear bearing ring which characterized in that: including outer lane (1) and inner circle (2), set up the passageway that is the round platform form on the internal perisporium of outer lane (1), the periphery wall of inner circle (2) constitutes parallel curved surface with the internal perisporium of outer lane (1), one side of outer lane (1) can be dismantled and be connected with dustproof retaining ring (3) that are used for restricting inner circle (2) and break away from the passageway.

2. The compression-resistant and wear-resistant bearing ring according to claim 1, wherein: one side of outer lane (1) is seted up and is annular caulking groove (4), the outer edge of dustproof retaining ring (3) inlays to caulking groove (4) in, bayonet lock (5) that are connected with dustproof retaining ring (3) joint can be dismantled on outer lane (1).

3. The compression-resistant and wear-resistant bearing ring according to claim 2, wherein: the dustproof structure is characterized in that a dustproof groove (6) which is coaxial with the caulking groove (4) is formed in the inner ring (2), a gap (7) is formed between the inner edge of the dustproof check ring (3) and the dustproof groove (6), and a plurality of positioning grooves for accommodating clamping pins (5) are distributed on the outer ring (1) in an annular array manner.

4. The compression-resistant and wear-resistant bearing ring according to claim 2, wherein: offer channel (8) that are used for holding the rolling element on the periphery wall of inner circle (2), be equipped with arc portion (9) that are located channel (8) opening part on the periphery wall of outer lane (1).

5. The compression-resistant and wear-resistant bearing ring according to claim 4, wherein: an oil storage tank (10) which is located at the edge of the channel (8) and communicated with the channel (8) is arranged on the inner ring (2), and the section of the oil storage tank (10) is semicircular.

6. The compression-resistant and wear-resistant bearing ring according to claim 1, wherein: the outer ring (1) and the inner ring (2) are both made of high-carbon chromium bearing steel materials and are of an integral structure, and the thickness of the outer ring (1) is larger than that of the inner ring (2).

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